Adds basic email sending.
Adds ability to send email asynchronously
Makes welcome template email take in user object instead of recipients
Adds zoho mail as our default mail provider. Fixes delete account bug that caused a 400 error.
Updated requirements file.
Refactors Mailer module.
Makes email plaintext. Changes sender email to no-reply@
Merge pull request #28 from Distribute-js/mailer

Added basic mailing capabilities